Isabella, OK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Isabella, a community in Major County, Oklahoma.
This Afternoon
99°F
Sunny
Sunny, with a high near 99. Heat index values as high as 101. South wind around 14 mph, with gusts as high as 21 mph.
7-day forecast for Isabella
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 99°F | Sunny | 14 mph S | 0% |
| Tonight | 75°F | Mostly Clear | 13 mph S | 1% |
| Saturday | 101°F | Sunny | 10 to 15 mph SSW | 7% |
| Saturday Night | 73°F | Chance Showers And Thunderstorms | 8 to 13 mph S | 44% |
| Sunday | 95°F | Chance Showers And Thunderstorms | 8 mph SSE | 51% |
| Sunday Night | 64°F | Chance Showers And Thunderstorms | 6 to 9 mph N | 51% |
| Monday | 85°F | Slight Chance Rain Showers then Partly Sunny | 10 mph N | 22% |
| Monday Night | 60°F | Partly Cloudy | 6 to 10 mph NE | 9% |
| Tuesday | 81°F | Partly Sunny | 8 mph NE | 9% |
| Tuesday Night | 58°F | Partly Cloudy | 8 mph ENE | 9% |
| Wednesday | 83°F | Slight Chance Rain Showers | 7 mph E | 15% |
| Wednesday Night | 61°F | Partly Cloudy then Slight Chance Rain Showers | 3 to 7 mph E | 19% |
| Thursday | 85°F | Chance Rain Showers | 6 mph ESE | 34% |
| Thursday Night | 63°F | Chance Rain Showers | 3 to 7 mph ESE | 25% |
Forecast source: National Weather Service (api.weather.gov) for Isabella (36.239, -98.326). Updated through the day.
Growing snapshot for Isabella
Last spring frost
Apr 7
First fall frost
Nov 2
Growing season
208 days
Hardiness zone
7a
More local growing data for Isabella: nearby ZIP 73747 weather · frost dates · planting calendar · Oklahoma frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Okeene, Ok (7.8 mi from Isabella). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.